Donxin USB 500W DC 24V to AC 220V Power Inverter Car Boat Converter Electronic USB Port 1. Power inverter has 500W Durative output power, Max Twinkling power up to 1000W , with DC 24V to AC 220V boost function, connected with cigarette lighter socket and can be converted AC current directly 2. Output interface meet the nation standard plug (AC220V 50Hz Output Power Supply), the range of Input Voltage is DC21V~27V 3. This USB 500W power inverter can be operated with your car cigarette socket or directly connected with wires clips 4. 300W and 500W Power inverter increase USB 5V output charger socket which can be charge MP3, digital camera ,cell phones using this port 5. The power inverter can be used in various types of household appliance, lighting and office equiment, such as TV,fan, refrigerator, light, DVD, amplifier, audio, video camera , fax machines, copiers ,laptops ,etc